move backends into their own namespace and add support for multiple auth methods

src/Wrapped/Connection.php

@@ -0,0 +1,117 @@
+<?php
+/**
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Licensed under the MIT license:
+ * http://opensource.org/licenses/MIT
+ */
+
+namespace Icewind\SMB\Wrapped;
+
+use Icewind\SMB\Exception\AuthenticationException;
+use Icewind\SMB\Exception\ConnectException;
+use Icewind\SMB\Exception\ConnectionException;
+use Icewind\SMB\Exception\InvalidHostException;
+use Icewind\SMB\Exception\NoLoginServerException;
+
+class Connection extends RawConnection {
+	const DELIMITER = 'smb:';
+	const DELIMITER_LENGTH = 4;
+
+	/** @var Parser */
+	private $parser;
+
+	public function __construct($command, Parser $parser, $env = array()) {
+		parent::__construct($command, $env);
+		$this->parser = $parser;
+	}
+
+	/**
+	 * send input to smbclient
+	 *
+	 * @param string $input
+	 */
+	public function write($input) {
+		parent::write($input . PHP_EOL);
+	}
+
+	public function clearTillPrompt() {
+		$this->write('');
+		do {
+			$promptLine = $this->readLine();
+		} while (!$this->isPrompt($promptLine));
+		$this->write('');
+		$this->readLine();
+	}
+
+	/**
+	 * get all unprocessed output from smbclient until the next prompt
+	 *
+	 * @param callable $callback (optional) callback to call for every line read
+	 * @return string[]
+	 * @throws AuthenticationException
+	 * @throws ConnectException
+	 * @throws ConnectionException
+	 * @throws InvalidHostException
+	 * @throws NoLoginServerException
+	 */
+	public function read(callable $callback = null) {
+		if (!$this->isValid()) {
+			throw new ConnectionException('Connection not valid');
+		}
+		$promptLine = $this->readLine(); //first line is prompt
+		$this->parser->checkConnectionError($promptLine);
+
+		$output = array();
+		$line = $this->readLine();
+		if ($line === false) {
+			$this->unknownError($promptLine);
+		}
+		while (!$this->isPrompt($line)) { //next prompt functions as delimiter
+			if (is_callable($callback)) {
+				$result = $callback($line);
+				if ($result === false) { // allow the callback to close the connection for infinite running commands
+					$this->close(true);
+					break;
+				}
+			} else {
+				$output[] .= $line;
+			}
+			$line = $this->readLine();
+		}
+		return $output;
+	}
+
+	/**
+	 * Check
+	 *
+	 * @param $line
+	 * @return bool
+	 */
+	private function isPrompt($line) {
+		return mb_substr($line, 0, self::DELIMITER_LENGTH) === self::DELIMITER || $line === false;
+	}
+
+	/**
+	 * @param string $promptLine (optional) prompt line that might contain some info about the error
+	 * @throws ConnectException
+	 */
+	private function unknownError($promptLine = '') {
+		if ($promptLine) { //maybe we have some error we missed on the previous line
+			throw new ConnectException('Unknown error (' . $promptLine . ')');
+		} else {
+			$error = $this->readError(); // maybe something on stderr
+			if ($error) {
+				throw new ConnectException('Unknown error (' . $error . ')');
+			} else {
+				throw new ConnectException('Unknown error');
+			}
+		}
+	}
+
+	public function close($terminate = true) {
+		if (is_resource($this->getInputStream())) {
+			$this->write('close' . PHP_EOL);
+		}
+		parent::close($terminate);
+	}
+}